Panasonic PT-50LC13 service manual Video Signal Path I Block Diagram 2/2, Card Y/PB/PR Signal

VIDEO SIGNAL PATH I BLOCK DIAGRAM (2/2)

MAIN VIDEO SIGNAL SUB VIDEO SIGNAL VIDEO SIGNAL(MAIN/SUB) CARD Y/PB/PR SIGNAL

IC5306 (FPGA)

	R DATA (8BIT)
	82-84,86-89,93													MULTI WINDOW
	G DATA (8BIT)		D/D CONVERTER
		109-116												PICTURE IN PICTURE
			(76MHz ---> 76MHz)											SPLIT SCREEN
	B DATA (8BIT)
		94-101												SEARCH
	80	CLOCK(76MHz)
	108	V-SYNC
	102	H-SYNC
IC5009 (SUB VIDEO SIGNAL PROCESS)
Y DATA (10BIT)
	148-157
PB/PR DATA (10BIT)
	162-171	CLOCK(76MHz)	SYNC-H	-HA/DSYNC	SYNC-V	SYNC-V	-HA/DSYNC	SYNC-V	CLOCKA/D					CLOCKA/D	SELECTRGB
Y/PB/PR DATA (10BIT)	Y/PB/PR									VCC		VCC
161	CLOCK
172	V-SYNC										14,37,67,76,90,		13,26,38,53,66,78,
173	H-SYNC										119,128,142,		91,105,118,130,143,
											172,186,195		156,171,184,196, 208
	180-189	185	11	15	16	17	123	122	120 150-152,160-164	138-141,145-148 125-127,129,133-136				182 192-194,198-202 178-181,187-189,191 166-169,173-176	203

				I/P CONVERTER	IC5305
				480i --> 480p
				1080i --> 1080i		+1.8V		+3.3V
				480p --> 480p	3		1
						REG.
	Y/V			720p --> 720p
103		A/D
				MULTI WINDOW
89 PB/C		A/D	2D Y/C SEPARATION
			NTSC DECODER	PICTURE IN PICTURE
				SPLIT SCREEN
	PR
101		A/D		SEARCH
Y/PB/PR DATA (8BIT)	135-142		Y/PB/PR

OSD

MIX

6 7 8 9 10

56-58,61-64,68

41-43,46-49,55

29-31,33-36,40

V-SYNC 204

H-SYNC 205

IC5311 (LVDS TRANSMITTER)

R DATA (8BIT)	2-4,6,7,54-56				47
G DATA (8BIT)	8,10-12,14-16,18				48
		TTL PARALLEL			45
B DATA (8BIT)					46
		TO LVDS SERIAL
	19,20,22-25,27,28				41
		CONVERTER
V-SYNC					42
	51				37
H-SYNC					38
	52
					39
					40
	31	PLL
		VCC	9,26,34,44
		IC5312
		4	+3.3V	5	+5V
			REG.

P5302-14

P5302-15

P5302-11

P5302-12

P5302-8

P5302-9

P5302-2

P5302-3

P5302-5

P5302-6

LVDS DATA A(+)
LVDS DATA A(-)
LVDS DATA B(+)
LVDS DATA B(-)	TO VIDEO II
LVDS DATA C(+)
	SIGNAL PATH
LVDS DATA C(-)	BLOCK DIAGRAM
LVDS DATA D(+)
LVDS DATA D(-)
LVDS CLOCK(+)
LVDS CLOCK(-)

130	CARD V-SYNC
129	CARD H-SYNC		V-SYNC 57
			H-SYNC 56
			76MHz CLOCK 55
			11,27,43,60,64,109,119,
			133,146,159,175,191,
			202,214,233,244,255	VCC		+3.45V
			3,8,67,73		IC5011
						+2.5V
				VCC	4		5	+3.3V
						REG.
			76,86,96,106		IC5010
						+2.5V
				VCC	4		5
						REG.
			12,26,42,59,110,118,134,		IC5008
			147,160,176,190,201,			+2.5V
			213,232,243,254	VCC	3		1
						REG.
	GCS2+		CLOCK (27MHz)
			193-200,216-231,246-253 131
IC5012 (64M SDRAM)					FROM
			27MHz CLOCK		SD/PC CARD
					SIGNAL PROCESS
	64M				BLOCK DIAGRAM
	SDRAM
	1,3,9,15,29,35,41,
	43,49,55,75,81	VCC	+3.3V
								IC5302 (SCALER)		110-112,115-119 122-124,127-131 134,135,138-143	106
											SELECT
R DATA(8BIT)											RGB
									147-154
G DATA(8BIT)										720P
									157-164
										CONVERTER
B DATA(8BIT)
									166-173
								175	A/D H-SYNC
								178	A/D CLOCK
								176	V-SYNC

IC5301 (LEVEL SHIFER)

1 2

IC5310 (OR GATE)
VCC 14	IC5309			X5301
	+3.3V
1	4	SPECTRUM	1	76MHz
3		SPLITTER		OSC
2
13		VCC	2	+3.3V
11
12
		5
		TP5309
OSD BLANKING
OSD DATA 0	FROM
OSD DATA 1	SYSTEM CONTROL
OSD DATA 2	BLOCK DIAGRAM

OSD DATA 3

81	92	102	101
CLOCK(76MHz)	CLOCK(76MHz)	V-SYNC	H-SYNC
1,10,24,36,46,54,68,76,
78,93,100,105,114,126,
137,145,180,201			VCC		+3.3V
17,42,61,83,86,108,				IC5304
					+2.5V
156,174,207			VCC	1		8	+3.3V
					REG.

	IC5303 (64M MEMORY)
3-8,11-15,18-22,25-30,	64M
32-35,37,39-41,43,44	MEMORY
	1,3,9,15,29,35,41,
	43,49,55,75,81	+3.3V
	VCC

VIDEO SIGNAL PATH I BLOCK DIAGRAM (2/2)

PT-50LC13